Listen: Charli XCX, "Boom Clap" (ASTR remix)

If you're based in the New York area, then you've likely heard "Operate," the 2013 smash pop single from local electro-pop enthusiasts ASTR. The group have now lent their production prowess to Charli XCX's "Boom Clap," her contribution to The Fault In Our Stars soundtrack. ASTR's version adds a discernible amount of 'boom' to the track, and also succeeds in reducing the level of pop, which they replace with a mysterious ambiance and hip hop-esque demeanor. They also manipulate Charli's vocals to a lower, darker pitch. Hear it below: